Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective

Soilless cultivation represent a valid opportunity for the agricultural production sector, especially in areas characterized by severe soil degradation and limited water availability. Furthermore, this agronomic practice embodies a favorable response toward an environment-friendly agriculture and a...

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Main Authors: Paolo Sambo, Carlo Nicoletto, Andrea Giro, Youry Pii, Fabio Valentinuzzi, Tanja Mimmo, Paolo Lugli, Guido Orzes, Fabrizio Mazzetto, Stefania Astolfi, Roberto Terzano, Stefano Cesco
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-07-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fpls.2019.00923/full
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author Paolo Sambo
Carlo Nicoletto
Andrea Giro
Youry Pii
Fabio Valentinuzzi
Tanja Mimmo
Paolo Lugli
Guido Orzes
Fabrizio Mazzetto
Stefania Astolfi
Roberto Terzano
Stefano Cesco
author_facet Paolo Sambo
Carlo Nicoletto
Andrea Giro
Youry Pii
Fabio Valentinuzzi
Tanja Mimmo
Paolo Lugli
Guido Orzes
Fabrizio Mazzetto
Stefania Astolfi
Roberto Terzano
Stefano Cesco
author_sort Paolo Sambo
collection DOAJ
description Soilless cultivation represent a valid opportunity for the agricultural production sector, especially in areas characterized by severe soil degradation and limited water availability. Furthermore, this agronomic practice embodies a favorable response toward an environment-friendly agriculture and a promising tool in the vision of a general challenge in terms of food security. This review aims therefore at unraveling limitations and opportunities of hydroponic solutions used in soilless cropping systems focusing on the plant mineral nutrition process. In particular, this review provides information (1) on the processes and mechanisms occurring in the hydroponic solutions that ensure an adequate nutrient concentration and thus an optimal nutrient acquisition without leading to nutritional disorders influencing ultimately also crop quality (e.g., solubilization/precipitation of nutrients/elements in the hydroponic solution, substrate specificity in the nutrient uptake process, nutrient competition/antagonism and interactions among nutrients); (2) on new emerging technologies that might improve the management of soilless cropping systems such as the use of nanoparticles and beneficial microorganism like plant growth-promoting rhizobacteria (PGPRs); (3) on tools (multi-element sensors and interpretation algorithms based on machine learning logics to analyze such data) that might be exploited in a smart agriculture approach to monitor the availability of nutrients/elements in the hydroponic solution and to modify its composition in realtime. These aspects are discussed considering what has been recently demonstrated at the scientific level and applied in the industrial context.
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spelling doaj.art-156e4d197bb04d07a052604ae6045e042022-12-21T21:43:45ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2019-07-011010.3389/fpls.2019.00923465257Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture PerspectivePaolo Sambo0Carlo Nicoletto1Andrea Giro2Youry Pii3Fabio Valentinuzzi4Tanja Mimmo5Paolo Lugli6Guido Orzes7Fabrizio Mazzetto8Stefania Astolfi9Roberto Terzano10Stefano Cesco11Department of Agronomy, Food, Natural Resources, Animals and Environment (DAFNAE), University of Padova, Legnaro, ItalyDepartment of Agronomy, Food, Natural Resources, Animals and Environment (DAFNAE), University of Padova, Legnaro, ItalyDepartment of Agronomy, Food, Natural Resources, Animals and Environment (DAFNAE), University of Padova, Legnaro, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalyDepartment of Agricultural and Forestry Sciences (DAFNE), University of Tuscia, Viterbo, ItalyDepartment of Soil, Plant and Food Sciences, University of Bari, Bari, ItalyFaculty of Science and Technology, Free University of Bozen-Bolzano, Bolzano, ItalySoilless cultivation represent a valid opportunity for the agricultural production sector, especially in areas characterized by severe soil degradation and limited water availability. Furthermore, this agronomic practice embodies a favorable response toward an environment-friendly agriculture and a promising tool in the vision of a general challenge in terms of food security. This review aims therefore at unraveling limitations and opportunities of hydroponic solutions used in soilless cropping systems focusing on the plant mineral nutrition process. In particular, this review provides information (1) on the processes and mechanisms occurring in the hydroponic solutions that ensure an adequate nutrient concentration and thus an optimal nutrient acquisition without leading to nutritional disorders influencing ultimately also crop quality (e.g., solubilization/precipitation of nutrients/elements in the hydroponic solution, substrate specificity in the nutrient uptake process, nutrient competition/antagonism and interactions among nutrients); (2) on new emerging technologies that might improve the management of soilless cropping systems such as the use of nanoparticles and beneficial microorganism like plant growth-promoting rhizobacteria (PGPRs); (3) on tools (multi-element sensors and interpretation algorithms based on machine learning logics to analyze such data) that might be exploited in a smart agriculture approach to monitor the availability of nutrients/elements in the hydroponic solution and to modify its composition in realtime. These aspects are discussed considering what has been recently demonstrated at the scientific level and applied in the industrial context.https://www.frontiersin.org/article/10.3389/fpls.2019.00923/fullnutrient acquisitionbiofortificationnutrient interactionplant growth-promoting rhizobacteriananoparticlessensors
spellingShingle Paolo Sambo
Carlo Nicoletto
Andrea Giro
Youry Pii
Fabio Valentinuzzi
Tanja Mimmo
Paolo Lugli
Guido Orzes
Fabrizio Mazzetto
Stefania Astolfi
Roberto Terzano
Stefano Cesco
Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
Frontiers in Plant Science
nutrient acquisition
biofortification
nutrient interaction
plant growth-promoting rhizobacteria
nanoparticles
sensors
title Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
title_full Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
title_fullStr Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
title_full_unstemmed Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
title_short Hydroponic Solutions for Soilless Production Systems: Issues and Opportunities in a Smart Agriculture Perspective
title_sort hydroponic solutions for soilless production systems issues and opportunities in a smart agriculture perspective
topic nutrient acquisition
biofortification
nutrient interaction
plant growth-promoting rhizobacteria
nanoparticles
sensors
url https://www.frontiersin.org/article/10.3389/fpls.2019.00923/full
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